Invasive Alien Species (IAS)

Q. Statement 1: Arrival of pigeons led to a decrease in crow population in Hyderabad.

Statement 2: Pigeon is an alien species to Hyderabad.

1. Only statement 1 is true.
2. Both the statements are true.
3. Only statement 2 is true.
4. Both the statements are false.

Q.

What are the negative effects of invasive species?

Q. In Hyderabad, the increase in pigeon population led to a decrease in crow population. What phenomena does this explain?

1. Biodiversity conservation
2. Invasion of alien species
3. Migration of birds
4. Deforestation

Q.

What is an example of an alien species?

Q. What are invasive alien species?

Q. Invasion of pigeons in Hyderabad led to a decrease in the number of ______.

1. doves
2. crows
3. ducks
4. owls

Q. Lack of predators leads to the alien species becoming .

1. invasive
2. endangered
3. extinct

Q. An example of invasive alien species in Hyderabad:

1. Pigeons
2. Crows
3. Ducks
4. Owls

Q. Identify the examples of invasive alien species.

1. Water Hyacinth
2. Pigeons
3. Parthenium
4. Kudzu Vine
5. Nile Perch
6. Wheat
7. Cichlids
8. Crows

Q. Which of the following is a common invasive alien species in lakes?

1. Lotus
2. Water Hyacinth
3. Kudzu Vine
4. Spanish Flag plant

Q. In Hyderabad, the increase in pigeon population led to a decrease in crow population. What phenomena does this explain?

1. Invasion of alien species
2. Deforestation
3. Migration of birds
4. Biodiversity conservation

Q. What are invasive alien species?